diff --git a/OpenTimelineIO b/OpenTimelineIO
index abe8308..4b3b673 160000
--- a/OpenTimelineIO
+++ b/OpenTimelineIO
@@ -1 +1 @@
-Subproject commit abe83087a8990b1ab9ace1c0e9cbdb2f18484103
+Subproject commit 4b3b6736c18bd28d2936acdede779424a2e73f45